Visvesvaraya Technological University (VTU) 2005 B.E Elements of Civil Engineering - Question Paper

First Semester B.E Degree Examination, July/August 2005
Common to all Branches
Elements of Civil Engineering

Full ques. Paper in attachment

Page No... 1    CIV13/23

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First/Second Semester B.E Degree Examination, July/August 2005

Common to all Branches except Architecture

Elements of Civil Engineering

Time: 3 hrs.I    [Max.Marks : 100

Note: i. Answer any FIVE full questions.

2.    Missing data, if any, may be suitably assumed.

3.    Draw neat sketches wherever necessary

1.    (a) Explain the Impact of infrastructure development on the socio-economic

progress of the country.    {8 Marks)

(b) Briefly explain the terms planning, scheduling and project management.

-    (3x4 Marks)

2.    (a) Explain in detail the properties and uses of stones..    (6+a Marks)

(b) Explain the properties of fresh concrete and list specific uses of plain concrete and reinforced concrete.    (4- Marks)

What are composite materials'? List the uses of composite materials.

(2+4 Marks)

stb) What is a total station ? What are the advantages of using total station?

(2+4 Marks)

Jc) Write a brief note on remote sensing and Geographic information system (G1S).

i    (4+4 Marks)

4. (a) Define the following system of forces with an example observed in real practice

i)    Coplanar concurrent forces

ii)    Non coplanar concurrent forces

iii)    Non coplanar non concurrent forces ,    ₍(6MarKi)

(b)    Define principle of transmissibiiity of forces and explain its limitation.

(4 Marks]

(c)    Five guy wires tied at a point and are pulled in radial directions, equally spaced from one another. If the magnitude of pulls on three consecutive wires Is 50kA^T, 70kN and 6QkN, determine the magnitude of pulls on two other

Wires.    (10 Marks)

5. (a) Explain with neat sketches the different types of supports used in practice.

{8 Marks)

_f{bJ Determine the reactions at points A and B for the beam loaded as shown in

fig. 1*    (12 Marks)

k (a) Differentiate between centroid and centre of gravity.

Locate the centroid of a quarter circle of radius R from first principles.

(7 Marks)

M Locate the centroid of the shaded area shown in tig. 2

(10 Marks)

0, (a) Define polar moment of inertia and radius of gyration and mention their units.

(4 Marks)

Page No... 3    CIV13/23

Pill oL->Trve.'ru%\iu. 'rrrm

--ST (a) Prove the relationship jj, = tan, iTp, is coefficient of friction and <f> is angle of limiting friction.    (3 Marks)

(6 Marks)

o blocks A and B weighing 2kN and 1.5kN are connected bv a wire passing over a smooth frictioniess pulley as shown in fig. 4. Determine the magnitude \ of force P required to impend the motion, taking /_t = 0.2

P

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Attachment: visvesvaraya-technological-university--vtu--2005-b-e-41714-1.pdf

Earning:   Approval pending.